[16:58:10.027] src/tools/ci/cores_backtrace.sh linux /tmp/cores
[16:58:10.230] dumping /tmp/cores/postgres-3-41988.core for /tmp/cirrus-ci-build/build/tmp_install/usr/local/pgsql/bin/postgres
[16:58:10.518] [New LWP 41988]
[16:58:10.518] 
[16:58:10.518] This GDB supports auto-downloading debuginfo from the following URLs:
[16:58:10.518]   <https://debuginfod.debian.net>
[16:58:10.518] Enable debuginfod for this session? (y or [n]) [answered N; input not from terminal]
[16:58:10.518] Debuginfod has been disabled.
[16:58:10.518] To make this setting permanent, add 'set debuginfod enabled off' to .gdbinit.
[16:58:10.641] [New LWP 41020]
[16:58:10.641] [Thread debugging using libthread_db enabled]
[16:58:10.641] Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[16:58:10.641] Core was generated by `postgres: cascading_standby: startup waiting for 000000020000000000000006     '.
[16:58:10.641] Program terminated with signal SIGQUIT, Quit.
[16:58:10.641] #0  0x00007f1ac86aedd4 in pthread_sigmask () from /lib/x86_64-linux-gnu/libc.so.6
[16:58:10.676] [Current thread is 1 (LWP 41988)]
[16:58:10.684] 
[16:58:10.684] Thread 2 (Thread 0x7f1ac6232a80 (LWP 41020)):
[16:58:10.684] warning: Couldn't find general-purpose registers in core file.
[16:58:10.684] #0  <unavailable> in ?? ()
[16:58:10.684] PC unavailable, cannot determine locals.
[16:58:10.684] Backtrace stopped: not enough registers or memory available to unwind further
[16:58:10.684] 
[16:58:10.684] Thread 1 (LWP 41988):
[16:58:10.684] #0  0x00007f1ac86aedd4 in pthread_sigmask () from /lib/x86_64-linux-gnu/libc.so.6
[16:58:10.684] No symbol table info available.
[16:58:10.684] #1  0x00007f1ac865b239 in sigprocmask () from /lib/x86_64-linux-gnu/libc.so.6
[16:58:10.684] No symbol table info available.
[16:58:10.684] #2  0x00007f1ac8716244 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
[16:58:10.684] No symbol table info available.
[16:58:10.684] #3  0x00007f1ac872889c in ?? () from /lib/x86_64-linux-gnu/libc.so.6
[16:58:10.684] No symbol table info available.